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Creado por Trevor McKeown
hace 4 meses
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Pregunta | Respuesta |
Resources | a physical material that humans need and value such as land, air, and water |
Water Pollution | the release of substances into bodies of water that makes water unsafe for human use and disrupts aquatic ecosystems |
Purification | the removal of impure elements from something |
Fossil Fuels | compound mixtures made of fossilized plant and animal remnants from millions of years ago |
Greenhouse Gases | gases in the earth's atmosphere that trap heat |
Carbon Cycle | the process that moves carbon between plants, animals, and microbes; minerals in the earth; and the atmosphere |
Carbon Dioxide | Colorless and non-flammable gas at normal temperature and pressure. Produced from breathing and from burning certain substances called fossil fuels |
Biosphere | the region of the earth that encompasses all living organisms: plants, animals and bacteria |
Atmosphere | A blanket of gases that surrounds Earth. It is held near the surface of the planet by Earth's gravitational attraction. |
Smog | air pollution that reduces visibility |
Combustion | a chemical process in which a substance reacts rapidly with oxygen and gives off heat |
Respiration | The process by which organisms exchange gases, especially oxygen and carbon dioxide, with the environment |
Decomposition | the process by which dead organic substances are broken down into simpler organic or inorganic matter |
Recycling | the process of collecting and processing materials that would otherwise be thrown away as trash and turning them into new products |
Floodplain | a generally flat area of land next to a river or stream |
Gradient | a measurement of how much something changes as you move from one region to another |
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